Home / 16,386,511-22,621,037.93-9,509,664.46

Finding the Fourth Proportional to 16,386,511, 22,621,037.93 and 9,509,664.46

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Solution

The fourth proportional to 16,386,511, 22,621,037.93 and 9,509,664.46 is: 13,127,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386,511 : 22,621,037.93 = 9,509,664.46 : x
  2. Step 2: Convert to fraction form
    16,386,511/22,621,037.93 = 9,509,664.46/x
  3. Step 3: Cross multiply
    16,386,511x = 22,621,037.93 × 9,509,664.46
  4. Step 4: Simplify right side
    16,386,511x = 215,118,480,451,233
  5. Step 5: Solve for x
    x = 215,118,480,451,233/16,386,511
  6. Step 6: Final answer
    x = 13,127,778.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.